The Dowelmax is a loose tenon dowelling jig manufactured by the O.M.S.
The precision manufacturing adds to the unit's cost, which is higher than other dowelling jigs.
A distance gauge bar provided with the jig allows accurate spacing between sets of dowels.
In 2007, Wood magazine compared the joint strength of various loose tenon methods and tools, with these results:[2] A 2011 review[3] by Wood Magazine, has rated Dowelmax very highly as a dowel joinery tool.
The review classifies Dowelmax as "the best dowelling jig ever made".